Tiptop Home Professional ultrasonic jewelry cleaner machine is a good jewelry cleaner solution for your jewelry, watches, eyeglasses, and other objects. Simply fill the tank with water, and the high-frequency pressure (sound) waves up to 45 kHz agitate the liquid to achieve the cleaning effect, which can penetrate blind holes, cracks, and recesses to thoroughly clean the contamination that can not be cleaned. Ultrasonic Cleaner Feature 1. 360° Deep Cleaning: With 45kHz ultrasound, the wave produces a powerful but gentle impact to penetrate blind holes, cracks, and recesses to thoroughly clean and remove stains from your jewelry, but won't damage your jewelry. 2. Multifunction: This ring cleaner is designed for cleaning jewelry, eyeglasses, watches, rings, necklaces, PACIFIER, pen heads, PRINTER CARTRIDGE, invisible braces, contact lenses, dentures, surgical instruments, coins, etc. 3. Easy to Operate: Press the function switch button to open the silver jewelry cleaner machine, then choose 1 of the 4 cleaning mode for your items Glass-2minutes, Jewelry-3minutes, Watch-5minutes, Custom-10minutes. If the items are too dirty, you can use Custom Mode, until it is totally clean and shiny. Ultrasonic Cleaner Specification: Tank Capacity: 10 oz. (300 ml) Cleaning Cycles: 4 Preset (Glass-2minutes, Jewelry-3minutes, Watch-5minutes, Custom-10minutes) Material: Stainless Steel+ABS Power Supply: AC 100-120V, 60Hz, 15w Ultrasonic Frequency: 45,000 Hz Automatic Shut Off: Yes Weight: 0.9 lbs. Dimensions: 8x 3.9 x 2.4in(External) 6.8x 2.5x 1.37in(Internal) Package: 1x Ultrasonic jewelry cleaner machine 1x USB Cable 1x User Manual Warm Tips: The ultrasonic jewelry cleaner is not suitable for non-waterproof watches, microfiber, pearls, coral, jades, and emeralds.